Structural Portal

ArchitecturalUndergroundStructuralGeneralUpdated Fiber-reinforced Shotcrete Testing Standard — Faster, Easier and Better!

Bill Gears and Benoit de Rivaz

The updated fiber-reinforced shotcrete testing standard in underground projects provides not just significant cost savings, but just as critical, helps us to significantly reduce the carbon impact of the underground construction industry and provide for a better environment and future for us all.

ArchitecturalStructuralACI-ASCC Survey on Portland-Limestone Cement Concrete

James Klinger, Kevin A. MacDonald, Jerry A. Holland, Scott M. Tarr, Beverly A. Garnant, and Bruce A. Suprenant

RepairArchitecturalStructuralGeneralGuide to ACI Shotcrete Documents

Lars Balck

RepairStructuralA Study on Low-Velocity Sprayed Mortars

Christine Poulin and Marc Jolin

StructuralAdvancements in Train Bridge and Underpass Construction

Dan Pitts

Salmon Arm, British Columbia, is witnessing a paradigm shift in train bridge construction with the adoption of innovative techniques such as architectural shotcrete over steel sheet piling. This method not only enhances the structural integrity and durability of the bridges but also contributes to the

RepairUndergroundStructuralThe Rondout Bypass Tunnel Shafts – Shotcrete Lining

Paul Madsen, Bade Sozer, Thomas Hennings, & Eileen Test

The Rondout-West Branch Tunnel (RWBT), a segment of the Delaware Aqueduct (the Aqueduct), was built from 1937 to 1944 and provides about 50% of New York City’s total water supply. The tunnel is concrete lined and has a finished inside diameter of 13.5 ft (4.1

RepairStructuralO’Hare Plaza West Drive and Executive Garage Restoration

Joshua Freedland

While infrastructure projects such as parking garages are often the last projects to be funded due to their utilitarian nature, they are important to the health of commercial properties since they are often the first impression for tenants and visitors. At O’Hare Plaza, the parking

RepairStructuralThe Neville Island Bridge Project

Ted Sofis

The Neville Island Bridge Rehabilitation project originally came out for bid in 2018. The bridge is located in Allegheny County, PA and within PennDOT’s District 11. In the bid package, it was noted that construction could not begin until a nesting pair of Peregrine Falcons

RepairStructuralMoyie Dam Repair: Back to the Future

Mike Newcomb and Leo Waddell

Moyie Dam at Bonner’s Ferry in northern Idaho started initial construction just before WWII. They shut down construction during the war. After the war was over, the dam went into service in the late 1950s.

ArchitecturalStructuralCOST of Wisconsin/Gilder Center

Martin Palicki and Jared Stanwyck

It’s rare that a building’s design can become so immediately iconic – an attraction unto itself. Gaudi’s Sagrada Familia in Barcelona comes to mind. It is a visual feast – a sculpture that takes the shape of a building. Many architecture critics are already claiming